{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001337},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001874","490:4900002030","490:4900004181","490:4900000917","490:4900003208","490:4900000727","490:4900004156","490:4900003614","490:4900002047","490:4900000181","490:4900000833","490:4900001338","496:4960006761","490:4900003083","496:4960008164","490:4900000707","490:4900001319","490:4900004035","490:4900001881","496:4960006230","490:4900001839","490:4900001211","490:4900004598","496:4960008957","496:4960007017"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,496,490,496,490,490,490,490,496,490,490,490,496,496],"twin_sims":[0.48195912862826557,0.4709106788643585,0.4692900719866631,0.4687883295518843,0.452483494888725,0.4474498979242537,0.4400490643877323,0.41412025296970667,0.4104513389043746,0.4090610679625381,0.4080263559851411,0.4076956526694823,0.4039571726583072,0.39397123858226824,0.390376282652858,0.38922821954413833,0.38740978533808623,0.3798188338002282,0.37872720458664244,0.37771949859788234,0.3743935843785357,0.3695847351764265,0.3667571985597063,0.36286130974167113,0.3604352627957031],"twin_dists":[0.1569167573795708,0.15939011151534255,0.15975451092664242,0.15986741584366687,0.16355978489292394,0.16470939394788472,0.1664086066334369,0.17245443165519037,0.17332263914880414,0.17365251736132942,0.17389835053536892,0.17397697911775137,0.17486782638589207,0.1772658176849784,0.1781359317838196,0.1784145941621366,0.17885676411709028,0.18071332723775593,0.18098177424171574,0.181229916643777,0.18205120484829035,0.1832450538106942,0.18395062519728314,0.18492727728665395,0.185538141145442],"n_dims_used":45,"mean_confidence":0.913608635796441},"coverage":{"mean_confidence":0.913608635796441,"n_dims_used":45,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}